Home / 114,875.72-172,242.96-44,673.20

Finding the Fourth Proportional to 114,875.72, 172,242.96 and 44,673.20

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Solution

The fourth proportional to 114,875.72, 172,242.96 and 44,673.20 is: 66,982.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,875.72 : 172,242.96 = 44,673.20 : x
  2. Step 2: Convert to fraction form
    114,875.72/172,242.96 = 44,673.20/x
  3. Step 3: Cross multiply
    114,875.72x = 172,242.96 × 44,673.20
  4. Step 4: Simplify right side
    114,875.72x = 7,694,644,200.67
  5. Step 5: Solve for x
    x = 7,694,644,200.67/114,875.72
  6. Step 6: Final answer
    x = 66,982.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.